Kumiswa, Isayensi
Indlela okusezingeni eliphezulu umfutho womoya kuthinta umuntu
Uma uchitha isikhathi esiningi ulalele sedlule izibikezelo, kungenzeka uye waphawula ukuthi ekugcineni njalo kubika idatha ku umfutho womoya. Ingabe uye uzibuze ukuthi imayelana kungani nokuthi kukalwa? umfutho womoya kanye nomthelela wakhona womuntu futhi uzobe okuxoxwe ngazo kulesi sihloko. Ngokokuqala ngqá ephethwe ukulinganisa umfutho womoya e ezikude 1643. Ukuze ucwaningo usosayensi wase-Italy Torricelli wabonisa ukuthi umoya has a isisindo athize engenakulinganiswa. Ngenxa yalokho zokuhlola olubanzi usosayensi omkhulu yasungulwa barometer. Manje asemkhathini engase alinganiswe ngokunemba okuphelele.
Cabanga umphumela umfutho womoya akunzima. Eqinisweni, it is a force ukuba zonke obusizungezile, ngazo emoyeni. La mandla enza umzimba ulinganiswa hectopascals (hPa), kodwa kwamukelekile ukusebenzisa namayunithi ubudala: mm ethandwa. HG. Art. futhi millibars (mb). Ngokuvamile kuphakama umbuzo: "Futhi kwavamile umfutho womoya?". Lona amandla ngawo ikholomu air ngazo ku surface eMhlabeni ezingeni ulwandle. Ngenxa yalesi value ukuthatha 760 mmHg Umkhawulo umfutho womoya yabhaliswa ngo-1968 ezindaweni ezisenyakatho yeSiberia, kwaba elilingana 113,35 hPa. Phakathi nale nkathi, okukhulunywe ngaye ukuzizwa ezizwa engaphilile cishe zonke izakhamuzi, ngoba esiphezulu umfutho womoya - buyinto engavamile imvelo, futhi lithathelwe, akukho.
Noma yimuphi ukuphambuka kusuka kuyinsakavukela, kungakhathaliseki ingcindezi eliphezulu kakhulu noma eliphansi asemkhathini, kuholela ushintsho izimo zezulu. Kuyaziwa ukuthi amagesi ube yithuluzi elihle kakhulu for the compressibility, ngokulandelana, ngaphandle igesi luthe ukuqina, aba maningi ingcindezi uyakwazi ukukhiqiza. izingcindezi Atmosphere kuthiwa kakhulu wehlise nge ukuphakama. Ayanda Ukufundwa esithathwayo, kuyancipha izinkomba ngaphezu kogu lolwandle. Lokhu kungenxa yokuthi ingcindezi elilodwa ungqimba kwenye sinciphile. Ngokwesibonelo, endaweni engamamitha 5000 amamitha izinkomba yalo kabili esikhathini esingaphansi emhlabathini.
Ebusuku, lapho ngokuvamile okusezingeni eliphezulu umfutho womoya, futhi ntambama, begodu kukhula lokushisa, ingcindezi sinciphile. Kanjani ongaphakeme noma okusezingeni eliphezulu umfutho womoya ku umuntu? Okokuqala, incike kumuntu kanye nesimo sakhe sezempilo. Ngokuvamile, abantu ngezitsha isifo senhliziyo kanye igazi kubhekeleke kangcono izimo ekushintshashintsheni umfutho womoya. Kubo, kungakhathaliseki ukuthi ingcindezi evamile asemkhathini, into esemqoka ukuthi kuyisici sobuntu ikamu labo enganikanga umfutho okhuphuka ngokungazelelwe. Abantu abanjalo ngokuvamile nesithakazelo isibikezelo izinsuku ezimbalwa ezizayo, ngakho ungathatha isinyathelo esifanele futhi ukuvimbela exacerbation izifo zabo.
Kusukela Ukufunda izifundo kuyacaca ukuthi high blood pressure alikho wonke amadoda is imbangela Ukuwohloka nempilo jikelele. Uma ngokweqile enamandla evamile e ngabanye ukuphefumula kuba ezijulile, ke ophilisayo ishayela, kancane buthaka futhi ukuzwa iba izwi ethulile. Ingxenye esemqoka sabantu, lezi zifo zidluliselwa cishe kungabonakali. ingcindezi High asemkhathini ngokuvamile iba nenkinga kubantu abaphethwe migraine kanye nezifo zenhliziyo. Yiqiniso, it is ecabangela hhayi kuphela ubukhulu kodwa futhi ukuvama ekushintshashintsheni ingcindezi. Lapho kuba nokungezwani zenzeka ngokushelela, futhi umehluko kuphela amayunithi ezimbalwa, ayenomuzwa buthaka kakhulu.
Ngokuvamile, siyayizwa ukucobeka isezingeni eliphansi umfutho womoya. Umfutho wegazi kuyehla, isimo jikelele sifana inqubo-mpilo indlala, isiyezi, imilenze babe "ukotini", njll Ososayensi baye benza ucwaningo ngenani zasemgwaqweni wathola yalokho esidumazayo. Isibalo izingozi esikhathini ongaphakeme asemkhathini ingcindezi inyuka ngo-avareji yamaphesende 15-20%. Abashayeli, baqaphe futhi Qaphela!
Kungakhathaliseki ukuthi siyakuthanda noma cha, kodwa isimo sezulu kuyawulimaza umoya wethu hhayi kuphela, kodwa futhi abhekisele esimweni esasivamile ngokomzimba. Uma unomuzwa wokuthi uba "ungakhululekile", zama ukuba ungakhathazeki futhi uma kungenzeka ukunciphisa zonke izinhlobo ukuzikhandla ngokomzimba okungathí sina. Ezimweni lapho ukugula kumane okungabekezeleleki, Yiqiniso, ukuba aye kudokotela.
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